[dpdk-dev] [PATCH] net/i40evf: fix packet loss issue for X722

Zhang, Qi Z qi.z.zhang at intel.com
Fri Mar 5 09:49:26 CET 2021



> -----Original Message-----
> From: dev <dev-bounces at dpdk.org> On Behalf Of Guo, Jia
> Sent: Wednesday, February 24, 2021 10:35 AM
> To: Xing, Beilei <beilei.xing at intel.com>
> Cc: dev at dpdk.org; stable at dpdk.org; Zhang, HengjianX
> <hengjianx.zhang at intel.com>
> Subject: Re: [dpdk-dev] [PATCH] net/i40evf: fix packet loss issue for X722
> 
> Acked-by: Jeff Guo <jia.guo at intel.com>
> 
> > -----Original Message-----
> > From: Xing, Beilei <beilei.xing at intel.com>
> > Sent: Wednesday, February 24, 2021 10:09 AM
> > To: Guo, Jia <jia.guo at intel.com>
> > Cc: dev at dpdk.org; Xing, Beilei <beilei.xing at intel.com>;
> > stable at dpdk.org; Zhang, HengjianX <hengjianx.zhang at intel.com>
> > Subject: [PATCH] net/i40evf: fix packet loss issue for X722
> >
> > From: Beilei Xing <beilei.xing at intel.com>
> >
> > When Tx queue number is more than Rx queue number, and RSS is enabled,
> > there'll be packet loss with X722.
> > The root cause is the lookup table is not configured correctly, since
> > it uses VF's queue pair number but not Rx queue number.
> >
> > Fixes: 2da3ba746795 ("net/i40e: fix VF runtime queues RSS config")
> > Cc: stable at dpdk.org
> >
> > Signed-off-by: Beilei Xing <beilei.xing at intel.com>
> > Signed-off-by: Hengjian Zhang <hengjianx.zhang at intel.com>
> > ---

Applied to dpdk-next-net-intel.

Thanks
Qi


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